Exhaust cooling pipe



FIG. 1 is a front view of an exhaust cooling pipe showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a cross sectional view taken along line 6—6;

FIG. 7 is a cross sectional view taken along line 7—7; and,

FIG. 8 is a cross sectional view taken along line 8—8. 

The ornamental design for an exhaust cooling pipe, as shown and described. 